GW Instek GDM-8352, User Manual

Page: 62 / 157

GDM-8352 User Manual
62
Display
dBm
measurement
Reference
resistance
REAR GPIB CV CC SWEEP FILT RCL STO COMP 2ND
dBm EXT SHIFT ERR LIMIT AUTO MATH 4W 2W DC AC
V
m
m
Hz
W
k M
S F C
m dB
%
A V
m
m
Hz
W
k M
W S F C
RMT MAX MIN REL HOLD S M F AUTO 4W 2W DC AC
n
μF
Setting the
Reference
Resistance
To set the reference resistance, use the Up and
Down arrow keys.
The selectable reference resistances are shown
below.
Selectable reference resistances
2 4 8 16 50 75 93
110 124 125 135 150 250 300
500 600 800 900 1000 1200 8000
View the result in
Watts
When the reference resistance is less than 50Ω,
it is possible to calculate the power (in watts). If
the reference resistance is equal to or greater
than 50Ω , then this step can be ignored.
Press SHIFT →
MENU(dBm) again to view the
result in watts.
Display
REAR GPIB CV CC SWEEP FILT RCL STO COMP 2ND
dBm EXT SHIFT ERR LIMIT AUTO MATH 4W 2W DC AC
A V
m
m
Hz
W
k M
W S F C
m dB
%
A V
m
m
Hz
W
k M
W S F C
RMT MAX MIN REL HOLD S M F AUTO 4W 2W DC AC
n
μF
Power measurement
and unit
Reference
resistance
Exit dBm
Measurement
Press SHIFT →
MENU(dBm) again to exit the
dBm measurement, or simply activate another
measurement function.